Advertising services; Business management consulting and advisory services; Commercial information agency services; Consultancy and advisory services in the field of business strategy; Marketing services; On-line promotion of computer networks and websites; On-line retail department store services; On-line retail store services featuring a wide variety of consumer goods of others; On-line retail store services featuring smartphones, smartwatches and headsets; On-line wholesale and retail store services featuring Japanese snacks, cosmetics and sake; Online advertising on a computer network; Providing business information via a web site; Updating and maintenance of data in computer databases